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17:37. 21. 14:14. A solar equinox is a moment in time when the Sun crosses the Earth's equator, which is to say, appears directly above the equator, rather than north or south of the equator. On the day of the equinox, the Sun appears to rise "due east" and set "due west".
There are only two moments each year when neither pole points toward the Sun, and the Sun lies directly above Earth’s equator. These moments are the equinoxes. The March equinox happens sometime between March 19 and 21. The September equinox occurs sometime between September 21 and 24.
Learn how the tilt of Earth's axis affects the seasons and the Sun's path in the sky. Find out when and why solstices and equinoxes occur, and how they mark the start of each season in the Northern Hemisphere.
May 31, 2024 · Learn about the two equinoxes in the year when the Sun is directly above the Equator and day and night are equal. Find out when they occur, how they are measured, and how they relate to the seasons and the solstices.
Oct 19, 2023 · Learn what an equinox is, how it affects Earth's seasons and daylight, and how it varies across the planet and in space. Explore the science, culture, and history of the equinoxes with photos and illustrations.
Mar 19, 2024 · Equilux ("equal light"), on the other hand, is the term for when day and night are exactly equal. And, because of how sunrise and sunset are defined, the equilix occurs a few days before the ...
The Equinox in the Northern Hemisphere occurs twice a year around 20 March (the spring equinox) and around 22 September (the autumn equinox). They occur between the summer and winter...
